org.rocksdb.ByteBufferGetStatus Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of rocksdbjni Show documentation

RocksDB fat jar that contains .so files for linux32 and linux64 (glibc and musl-libc), jnilib files for Mac OSX, and a .dll for Windows x64.

There is a newer version: 9.7.3

Show newest version

package org.rocksdb;

import java.nio.ByteBuffer;
import java.util.List;

/**
 * A ByteBuffer containing fetched data, together with a result for the fetch
 * and the total size of the object fetched.
 *
 * Used for the individual results of
 * {@link RocksDB#multiGetByteBuffers(List, List)}
 * {@link RocksDB#multiGetByteBuffers(List, List, List)}
 * {@link RocksDB#multiGetByteBuffers(ReadOptions, List, List)}
 * {@link RocksDB#multiGetByteBuffers(ReadOptions, List, List, List)}
 */
public class ByteBufferGetStatus {
  public final Status status;
  public final int requiredSize;
  public final ByteBuffer value;

  /**
   * Constructor used for success status, when the value is contained in the buffer
   *
   * @param status the status of the request to fetch into the buffer
   * @param requiredSize the size of the data, which may be bigger than the buffer
   * @param value the buffer containing as much of the value as fits
   */
  ByteBufferGetStatus(final Status status, final int requiredSize, final ByteBuffer value) {
    this.status = status;
    this.requiredSize = requiredSize;
    this.value = value;
  }

  /**
   * Constructor used for a failure status, when no value is filled in
   *
   * @param status the status of the request to fetch into the buffer
   */
  ByteBufferGetStatus(final Status status) {
    this.status = status;
    this.requiredSize = 0;
    this.value = null;
  }
}